xpcom/base/nsGZFileWriter.h

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1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7 #ifndef nsGZFileWriter_h
8 #define nsGZFileWriter_h
9
10 #include "nsIGZFileWriter.h"
11 #include "zlib.h"
12
13 /**
14 * A simple class for writing .gz files.
15 */
16 class nsGZFileWriter : public nsIGZFileWriter
17 {
18 public:
19 nsGZFileWriter();
20 virtual ~nsGZFileWriter();
21
22 NS_DECL_ISUPPORTS
23 NS_DECL_NSIGZFILEWRITER
24
25 /**
26 * nsIGZFileWriter exposes two non-virtual overloads of Write(). We
27 * duplicate them here so that you can call these overloads on a pointer to
28 * the concrete nsGZFileWriter class.
29 */
30 nsresult Write(const char* aStr)
31 {
32 return nsIGZFileWriter::Write(aStr);
33 }
34
35 nsresult Write(const char* aStr, uint32_t aLen)
36 {
37 return nsIGZFileWriter::Write(aStr, aLen);
38 }
39
40 private:
41 bool mInitialized;
42 bool mFinished;
43 gzFile mGZFile;
44 };
45
46 #endif

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